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the best way to heat a dht with dc?

PostPosted: Thu Jan 22, 2015 12:03 am
by tube 300
What is the best way to heat a 300b with dc?
i read on the EML website no current sources
so no tent labs heater modulles i normally use
But wat is a nice and good sounding way to do it then ?
i now ac sounds best but sometimes speakers are so sensitive that dc is the only way

Re: the best way to heat a dht with dc?

PostPosted: Thu Jan 22, 2015 10:27 am
by J. Leven
I prefer a stable and simple construction, eg. crc filter

Re: the best way to heat a dht with dc?

PostPosted: Fri Jul 03, 2015 3:20 pm
by cpdoc
Hi,
A simple way is to use a switching power supply like Mean Well 5V/7A. Small, easy to adjust, and stable.
Best
Wolfgang

Re: the best way to heat a dht with dc?

PostPosted: Tue Feb 09, 2016 1:58 pm
by Bart Bos
The best way is with a Tentlabs module. This regulates and stabilize the DC. Beautiful sound scheme and safe for your tubes.

Rgrds ,Bart.